Because there un natural, non biodegradable and just generally alien if you like to the planet?,
jom jim kim is the three types of plastic
When plastics are burnt, they release toxic fumes and chemicals into the air, such as dioxins and furans, which are harmful to both human health and the environment. Burning plastics also contribute to air pollution and climate change by releasing greenhouse gases like carbon dioxide. It is not recommended to burn plastics due to these harmful effects.
This question is not worth answering.The "enviorment" does not exist, "which are not harm" is incorrect grammar.If the question had read "which will not harm the environment" it could be worth answering.Wikipedia says:Biodegradable plastics are plastics that will decompose in the natural environment. Biodegradation of plastics can be achieved by enabling microorganisms in the environment to metabolize the molecular structure of plastic films to produce an inert humus-like material that is less harmful to the environment.
they are plastics that can be bad for our environment
No reason for them to be. Plastic can be recycled or reused. Some are biodegradable, and break down when left exposed to weather and sunlight.
we can protect our environment by telling our socity about harmful uses of plastics ,by not throwing plastic any where alone ,by using cotton bag instid of using plastic bag etc .
Plastic is useful in that it is strong, flexible, and versatile. It can be harmful to the environment if not disposed of properly. It is also composed of many toxic chemicals like vinyl chloride and benzene which can be harmful to human health.
Plastics are cheap and can be molded into many things. One drawback to using plastics is they harm the environment.
harmful effects of polythene on animals
what plastics? plastic surgery? plastic paper? plastic's influence to hte environment?
Recycle the plastic
they are not harmful to the environment